This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: FLOATING-POINT CONSISTENCY, -FFLOAT-STORE, AND X86
- To: hjstein at bfr dot co dot il, egcs at tantalophile dot demon dot co dot uk
- Subject: Re: FLOATING-POINT CONSISTENCY, -FFLOAT-STORE, AND X86
- From: N8TM at aol dot com
- Date: Wed, 16 Dec 1998 09:05:53 EST
- Cc: ejr at CS dot Berkeley dot EDU, jbuck at synopsys dot com, egcs at cygnus dot com
In a message dated 12/16/98 12:36:10 AM Pacific Standard Time,
hjstein@bfr.co.il writes:
<< > Maybe that option could be implied by -ffast-math.
I'd much rather have more precise control over it. Doesn't
-ffast-math imply various sorts of liberties to be taken? >>
Yes, there are too many unrelated liberties collected under -ffast-math
already. I've never found a situation where changing the treatment of
comparisons gave any benefit, and I leave it off for that reason.